a small, narrow crack or space, especially in the surface of rock

a deep line in an old person's face, or a deep fold in someone's body

The harsh light revealed every crevice and wrinkle in his face. 他脸上每条深浅不一的皱纹在强光下都清晰可见。

Sweat poured out of every crevice of the fat man's body. 那个胖子身上的每一条褶皱里都涌出了汗水。